Five competitions closing in October

Dezeen Competitions: a contest tasking designers to develop temporary, small-scale interventions that revitalise public spaces features in this roundup of the latest competitions on Dezeen. Also included is a competition that tasks creative thinkers to design innovative concepts for tall buildings in Vancouver, and another that asks participants to design a full-sized chair suitable for fabrication on a home 3D printer. The competitions are organised by Buildner, Creathlon Competitions, and TerraViva. Read on to learn about five competitions to apply for: Vancouver Tall Challenge Buildner's competition tasks architects, designers and planners to propose innovative tall building concepts in Downtown Vancouver. Proposals should explore how high-rise architecture can contribute to a vibrant, sustainable and resilient city. Registration closes on 29 October 2026, with final submissions due by 30 November 2026. Find out more about the competition here › Underbridge Edition Also organised by Buildner, this competition tasks architects and designers to propose creative housing concepts underneath urban bridges. Proposals should demonstrate how underutilised, infrastructural spaces can be converted into functional, liveable environments. Registration closes on 4 November 2026, with final project submissions due on 8 December 2026 via the online portal. Find out more about the competition here › Open Chair Creathlon Competitions' Open Chair contest tasks architects, designers, makers and engineers to design a chair suitable for fabrication on a standard home Fused Deposition Modelling (FDM) 3D printer. Proposals should balance printability, assembly logic and structural stability. Registration closes on 22 October 2026, with final submissions accepted until 6 November 2026. Find out more about the competition here › Kinderspace: Architecture for Children's Development Organised by Buildner, this competition tasks architects to propose kindergartens that support early childhood growth, learning and wellbeing. Designs should integrate built and natural features in a self-selected site location, aiming to create safe, stimulating and inclusive spaces for young learners. Registration closes on 28 October 2026, with project submissions due by 30 November 2026. Find out more about the competition here › Tactical Urbanism Now! – The Revolution of Public Space Tactical Urbanism Now! – The Revolution of Public Space competition by TerraViva tasks designers, urbanists, and artists to devise temporary, small-scale interventions that revitalise public spaces. Proposals should explore adaptable systems and low-cost materials that reclaim underused urban areas. Registration and project submissions close on 30 October 2026 via the online portal. Find out more about the competition here › Dezeen Competitions Dezeen Competitions is a service from Dezeen that provides details of architecture, interiors and design competitions around the world. Click here for more information. Subscribe to our newsletters Your email address New! Dezeen Agenda US Sent on alternate Fridays, this US edition of Dezeen Agenda is a fortnightly newsletter rounding up everything you need to know from America, featuring news, projects and interviews with industry figures. Plus occasional updates and invitations to Dezeen events. New! Dezeen Showroom New Releases A quarterly newsletter rounding up a selection of recently launched products by designers and studios, published on Dezeen Showroom. Dezeen Debate Our most popular newsletter, formerly known as Dezeen Weekly, is sent every Tuesday and features a selection of the best reader comments and most talked-about stories. Plus occasional updates on Dezeen’s services and breaking news. 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